Karl Marx City
- Afọ: 2017
- Mba: Germany, United States of America
- Dị: Documentary
- .Lọ nka:
- Isiokwu: stasi, surveillance, east germany
- Onyeisi: Petra Epperlein, Michael Tucker
- Nkedo: Petra Epperlein, Christa Epperlein, Uwe Epperlein, Volker Epperlein, Udo Grashoff, Hubertus Knabe